# SDR DALA2026081304648

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 12, 2026
- Submitted: August 13, 2026
- Operation: Air carrier
- Aircraft: [N577DN](https://openairdocs.org/aircraft/N577DN), registered now
- Make and model: Airbus A321-271NX
- Registry model: [Airbus A321-271NX](https://openairdocs.org/model/airbus-s-a-s-a321-271nx) (OpenAirDocs)
- Aircraft serial: 11782
- Aircraft time: 9,743 hours, 2,508 cycles
- System (JASC): [3610 · Pneumatic Distribution System](https://openairdocs.org/jasc/3610)
- Part: Duct
- Condition: Leaking
- Location: Zone 500
- Stage of operation: TO
- How discovered: O
- Nature of condition: J
- Precautionary procedure: C
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2026081304648

## Discrepancy

ATO - AT APPROXIMATELY 10 KNOTS DUE TO AIR L WING LEAK ECAM WARNING.   FOUND LEAK AT THE DUCT UPSTREAM OF THE LH WING ANTI-ICE VALVE, AND AT PACK 1 ACM DISCHARGE DUCT, DUE TO WORN OUT SEALS AT BOTH LOCATIONS. REPLACED SAME. (LP 8365174, 1751045 - AIRCRAFT WAS GROUNDED)

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.